CVE-2021-34369
portlets/contact/ref/refContactDetail.do in Accela Civic Platform through 20.1 allows remote...
portlets/contact/ref/refContactDetail.do in Accela Civic Platform through 20.1 allows remote attackers to obtain sensitive information via a modified contactSeqNumber value. NOTE: the vendor states "the information that is being queried is authorized for an authenticated user of that application, so we consider this not applicable.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
portlets/contact/ref/refContactDetail.do in Accela Civic Platform through 20.1 allows remote attackers to obtain sensitive information via a modified contactSeqNumber value. NOTE: the vendor states "the information that is being queried is authorized for an authenticated user of that application, so we consider this not applicable.
- Record
CVE-2021-34369- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:P/I:N/A:N - Updated
- 2026-11-02
CVE List No score
portlets/contact/ref/refContactDetail.do in Accela Civic Platform through 20.1 allows remote attackers to obtain sensitive information via a modified contactSeqNumber value. NOTE: the vendor states "the information that is being queried is authorized for an authenticated user of that application, so we consider this not applicable.
- Record
CVE-2021-34369- Updated
- 2026-11-02
EUVDEUVD-2021-21028 No score
portlets/contact/ref/refContactDetail.do in Accela Civic Platform through 20.1 allows remote attackers to obtain sensitive information via a modified contactSeqNumber value. NOTE: the vendor states "the information that is being queried is authorized for an authenticated user of that application, so we consider this not applicable.
- Record
EUVD-2021-21028- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-vf96-5gw2-gvj4
portlets/contact/ref/refContactDetail.do in Accela Civic Platform through 20.1 allows remote...
portlets/contact/ref/refContactDetail.do in Accela Civic Platform through 20.1 allows remote attackers to obtain sensitive information via a modified contactSeqNumber value.
- Record
GHSA-vf96-5gw2-gvj4- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Accela Civic Platform 21.1 - 'contactSeqNumber' Insecure Direct Object References (IDOR) | 2021-06-14 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-34369 is a medium vulnerability (CVSS 6.5) in Accela Civic Platform, published June 9, 2021. Its validity is disputed. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 8.24%, the 94th percentile.